Summary

Dr. Ronald Jefferson is an internal medicine and family medicine physician who brings over five decades of medical experience to his practice. He completed his medical education at the University of Michigan Medical School and went on to complete his residency training at LAC USC Medical Center. With 52 years in medicine, Dr. Jefferson has developed extensive expertise in caring for patients across multiple age groups and health conditions.

Dr. Jefferson practices at locations in Los Angeles, including affiliations with Kedren Acute Psychiatric Hospital and Los Angeles General Medical Center. He focuses on treating conditions such as obesity, high blood pressure, and childhood weight management. His clinical services include routine blood work, depression screenings, and diabetes monitoring through home glucose testing. Dr. Jefferson's comprehensive approach to both internal medicine and family practice allows him to provide continuity of care for patients and their families throughout different stages of life.
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Overview based on verified provider data

Quick Facts

  • 52 years of experience
  • Lac Usc Medical Center
  • 3 specialties
  • 8 areas of expertise
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Ronald Eugene Jefferson has 2 locations

Charles R Drew University Oasis Clinic

1807 E 120th StLos Angeles, CA 90059
Mon8:00 am - 4:30 pm
Tue8:00 am - 8:00 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Los Angeles General Medical Center

2051 Marengo StLos Angeles, CA 90033

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Dr. Ronald Eugene Jefferson, MDDr. Tooba Rehman, MDDr. Alaa Hajal, MDDr. George Mousa, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
52 Years of Experience 16 Years of Experience 15 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Los Angeles , CAKaty , TXDiamond Bar , CAUpland , CA
Med School: University Of Michigan Medical School Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE Med School: University Of Damascus Faculty Of Medicine Med School: University Of Aleppo Faculty Of Medicine
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Insurance Plans Accepted by Dr. Ronald Eugene Jefferson

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Ronald Eugene Jefferson has the following 3 specialties

Specialty Expertise

Dr. Ronald Eugene Jefferson has the following 8 areas of expertise

  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Check-up
  • Family Medicine
  • Heartburn
  • Immunization
  • Indigestion
  • Other
  • Vaccination

Certifications, License, & Education

52 Years Experience

Dr. Ronald Eugene Jefferson holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Lac Usc Medical Center.

Medical School

Graduated from University Of Michigan Medical School in 1974.

NPI Number

Dr. Jefferson's NPI number is 1730389800.

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Frequently Asked Questions

Does Dr. Ronald Jefferson accept my insurance?
You can see the insurance plans that Dr. Ronald Jefferson accepts on their Vitals profile.
Is Dr. Ronald Jefferson accepting new patients?
Dr. Ronald Jefferson has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Ronald Jefferson?
You can find contact information for Dr. Ronald Jefferson here on Vitals.
Does Dr. Ronald Jefferson accept virtual/telehealth appointments?
Dr. Ronald Jefferson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Ronald Jefferson's office located?
Dr. Ronald Jefferson's office is located at 1807 E 120th St, Los Angeles, CA, 90059.

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